diff --git a/CHANGELOG.md b/CHANGELOG.md
index 555f5eec1d03abe34e5311292e8e7f35a3c98521..83a3809eb796844a1cabaa3d8b3c337887762e9c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
 # Revision history for tahoe-capabilities
 
-## 0.1.0.0 -- YYYY-mm-dd
+## 0.1.0.0 -- 2023-08-15
 
 * First version. Released on an unsuspecting world.
+* Add the `ConfidentialShowable` type class for stringifying secrets.